Question

Incorrect. There were 49.7 million people with some type of long-lasting condition or disability living in the United States in 2000 This represented 19.3 percent of the majority of civilians aged five and over http://factfinder census.gov A sample 1000 persons is selected at random. Use normal approximation. Round the answers to four decimal places (e.g. 98.7654). (a) Approximate the probability that more than 196 persons in the sample have a disability. 0.4168 (b) Approximate the probability that between 180 and 300 people in the sample have a disability 0.8665

Answer 1

Ansar於 -Geven P.= 0。193 n-1000, (lo00)00193) 193 ニ100010(193)(t-01R3) ニ 15S151 Vatance て7 1348 ) b) PC 180 LX L 300): P( 180-193)/1a、48 300-193110-4g f니 くてく 0 3508 toS ニ 018608